<?php
set_time_limit(0);

require_once __DIR__ . DIRECTORY_SEPARATOR . "init.php";

/* 当前时间 */
$datetime = date('Y-m-d H:i:s');

if (!initRemoteDBConn()) {
    exit('[' . $datetime . ']' . ' ERROR: Initialize remotedb connect error!' . PHP_EOL);
}

/*需要填写你的密钥，可从  https://console.qcloud.com/capi 获取 SecretId 及 $secretKey*/
$secretKey='Yw88wc6OVQ9A9yb3JOHk5FDzYzGMGyVp';
$secretId='AKIDOfkW8YHoiuARjs9tjbu8B2i0A8vY7FJu';
$action='GenerateLogList';

/*参数*/
$PRIVATE_PARAMS = array (
                 //"hosts.0" => "ping.cdn.qcloud.com",
                 //"hosts.1" => "img46.ddimg.cn",
                "hostId" => "151488",
                "startDate" => substr($config->log_start_time, 0, 8),
                //"endDate" => substr($config->log_end_time, 0, 8),
                "endDate" => date('Ymd'),
                );

$HttpUrl="cdn.api.qcloud.com";

/*除非有特殊说明，如MultipartUploadVodFile，其它接口都支持GET及POST*/
$HttpMethod="POST";

/*是否https协议，大部分接口都必须为https，只有少部分接口除外（如MultipartUploadVodFile）*/
$isHttps =true;

/*下面这五个参数为所有接口的 公共参数；对于某些接口没有地域概念，则不用传递Region（如DescribeDeals）*/
$COMMON_PARAMS = array(
                'Nonce' => rand(),
                'Timestamp' =>time(NULL),
                'Action' =>$action,
                'SecretId' => $secretId,
                );

/***********************************************************************************/


$Rsp = CreateRequest($HttpUrl,$HttpMethod,$COMMON_PARAMS,$secretKey, $PRIVATE_PARAMS, $isHttps);

SaveDownloadLink($Rsp, $datetime);

function CreateRequest($HttpUrl,$HttpMethod,$COMMON_PARAMS,$secretKey, $PRIVATE_PARAMS, $isHttps)
{
        $FullHttpUrl = $HttpUrl."/v2/index.php";

        /***************对请求参数 按参数名 做字典序升序排列，注意此排序区分大小写*************/
        $ReqParaArray = array_merge($COMMON_PARAMS, $PRIVATE_PARAMS);
        ksort($ReqParaArray);

        /**********************************生成签名原文**********************************
         * 将 请求方法, URI地址,及排序好的请求参数  按照下面格式  拼接在一起, 生成签名原文，此请求中的原文为 
         * GETcvm.api.qcloud.com/v2/index.php?Action=DescribeInstances&Nonce=345122&Region=gz
         * &SecretId=AKIDz8krbsJ5yKBZQ    ·1pn74WFkmLPx3gnPhESA&Timestamp=1408704141
         * &instanceIds.0=qcvm12345&instanceIds.1=qcvm56789
         * ****************************************************************************/
        $SigTxt = $HttpMethod.$FullHttpUrl."?";

        $isFirst = true;
        foreach ($ReqParaArray as $key => $value)
        {
                if (!$isFirst) 
                {
                        $SigTxt = $SigTxt."&";
                }
                $isFirst= false;

                /*拼接签名原文时，如果参数名称中携带_，需要替换成.*/
                if(strpos($key, '_'))
                {
                        $key = str_replace('_', '.', $key);
                }

                $SigTxt=$SigTxt.$key."=".$value;
        }

        /*********************根据签名原文字符串 $SigTxt，生成签名 Signature******************/
        $Signature = base64_encode(hash_hmac('sha1', $SigTxt, $secretKey, true));


        /***************拼接请求串,对于请求参数及签名，需要进行urlencode编码********************/
        $Req = "Signature=".urlencode($Signature);
        foreach ($ReqParaArray as $key => $value)
        {
                $Req=$Req."&".$key."=".urlencode($value);
        }

        /*********************************发送请求********************************/
        if($HttpMethod === 'GET')
        {
                if($isHttps === true)
                {
                        $Req="https://".$FullHttpUrl."?".$Req;
                }
                else
                {
                        $Req="http://".$FullHttpUrl."?".$Req;
                }

                $Rsp = file_get_contents($Req);

        }
        else
        {
                if($isHttps === true)
                {
                        $Rsp= SendPost("https://".$FullHttpUrl,$Req,$isHttps);
                }
                else
                {
                        $Rsp= SendPost("http://".$FullHttpUrl,$Req,$isHttps);
                }
        }

        return json_decode($Rsp,true);
}

function SendPost($FullHttpUrl, $Req, $isHttps)
{

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $Req);

        curl_setopt($ch, CURLOPT_URL, $FullHttpUrl);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        if ($isHttps === true) {
                curl_setopt($ch, CURLOPT_SSL_VERIFYPEER,  false);
                curl_setopt($ch, CURLOPT_SSL_VERIFYHOST,  false);
        }

        $result = curl_exec($ch);

        return $result;
}

function SaveDownloadLink($Rsp, $datetime)
{
    global $config;

    if (!$Rsp)
    {
        return false;
    }

    if (!isset($Rsp['code']) || $Rsp['code'] != '0' || !isset($Rsp['data']) || empty($Rsp['data']))
    {
        return false;
    }

    $now = isset($Rsp['data']['now']) ? $Rsp['data']['now'] : time();

    if (!isset($Rsp['data']['list']) || empty($Rsp['data']['list']))
    {
        return false;
    }

    $redisKey = 'cdn:generateLogList';

    echo '[' . $datetime . ']' . ' MSG: ' . 'starting...' . PHP_EOL;
    echo '----------------------------------------------------------------------------------------------------------------------------------' . PHP_EOL;
    foreach($Rsp['data']['list'] as $key => $value)
    {
        $config->remotedb->conn->hset($redisKey, $value['name'], $value['link']);
        echo '[' . $datetime . ']' . ' LINK: ' . $value['link'] . PHP_EOL;
        echo '----------------------------------------------------------------------------------------------------------------------------------' . PHP_EOL;
    }

    exit('[' . $datetime . ']' . ' MSG: GenerateLogList.php complete！' . PHP_EOL);

}
